Home / 15,600.21-21,528.32-8,526.62

Finding the Fourth Proportional to 15,600.21, 21,528.32 and 8,526.62

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Solution

The fourth proportional to 15,600.21, 21,528.32 and 8,526.62 is: 11,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.21 : 21,528.32 = 8,526.62 : x
  2. Step 2: Convert to fraction form
    15,600.21/21,528.32 = 8,526.62/x
  3. Step 3: Cross multiply
    15,600.21x = 21,528.32 × 8,526.62
  4. Step 4: Simplify right side
    15,600.21x = 183,563,653.60
  5. Step 5: Solve for x
    x = 183,563,653.60/15,600.21
  6. Step 6: Final answer
    x = 11,766.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.